Some English programs, ____ English on Sunday, Follow Me, are very helpful to us. [ ]

A. for example

B. according to

C. such as

D. because of

日本地形以______________为主，最大平原是____________。日本位于__________板块和__________板块的交界处，境内多火山、地震。最高峰_____________山就是一座活火山。